morning and doing much, much better and looking to have pulled out. still, you know, worried about him but doing much, much better. >> in petaluma, anne makovec, kpix 5. for the first time ever, a nuclear weapons research lab in a local company have teamed up to help save money on solar power. sandia national labs opened to cool earth solar in order to collaborate on the world's first inflatebl solar tubes. >> it's about economic security. it's about energy security. we had to involve a laboratory to meet the needs. >> what are solar tubes? they are just like solar panel, collect sunlight and turn it into energy. the advantage of the tubes is they are cheaper since they don't contain steel or glass.